Surgical blade



FIG. 1 is a front perspective view of a surgical blade, showing our new design;

FIG. 2 is a front view thereof, with a rear view being a mirror image of FIG. 2;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines in the drawings depict portions of the surgical blade and form no part of the claimed design.

The dash-dot lines adjacent shaded areas represent bounds of the claimed design and form no part thereof. 

CLAIM The ornamental design for a surgical blade, as shown and described. 